Issue Notes

The hemispheric long wave pattern has remained stable in recent weeks. There are five main troughs. Currently the most significant troughs are near the longitudes of South Africa, the southwest Indian Ocean, Western Australia, eastern Australia, the southeast Pacific, South America, and the Atlantic Ocean.

Summary:

Over southern and eastern Australia the cold front events with potential to bring widespread rain are now expected about 27 March to 31 March, 3 April to 7 April, and 20 April to 24 April. Rain events originating in the tropics and moving south are possible about 13 April to 17 April.
Over Western Australia the strongest cold fronts should occur about 3 April to 7 April, 9 April to 13 April, and 17 April to 21 April.